view_project_panels.html:
- reworked adding parameters, no longer using a dialog and instead use a new table row
- added ajax to throw up an error dialog if a error response is received from the form post request

urls.py:
- removed now unused route to add_panel_parameter view

views.py:
- removed add_panel_parameter view
- added functionality for adding a new panel parameters into the project_panels view
view_project_panels.html:
- BUGFIX: squished a javascript bug where clicking in the tr.add_parameter row triggered the row to hide since the 'add_parameter' class was used for the table row tr tag and the add parameter button